WEATHER STATION,ALTIMETER,BAROMETER,RAIN GAUGE,THERMO HYGROMETER,REFRACTOMETER,PH/COND/TDS, METER,ANEMOMETER,LUX METER,SOUND LEVEL METER,SPECTROPHOTOMETER CUVETTES,TURBIDITY/D.O/SALINITY/HEAMOGLOBINOMETER, PIPPETES,COLORIMTER,HEAMOCYTOMETER,WATER TESTING KIT,PALL/SARTOTIUS/MILLIPORE MEMBRANE FILTER,WHATMAN FILTER PAPER,GLASS MICROFIBRE FILTER PAPER & THIMBLES,DIGITAL ANALYTICAL BALANCES,MOISTURE/TACHOMETER,PLATINUM/SILICA/NICKLE/PORCELAINWARE,SPECTROPHOMTER,TEFLON WARE,SILICON TRANSPARENT TUBING,THERMOMETER,GARMIN GPS,ELECTRODES/ISE ELECTRODE,BX HYDROMETER WITH/WOTHOUT THERMOMETER,BEAUME HYDROMETER,STAGE MICROMETER,OCCULAR MICROMETER,ZEAL LACTOMETER,STROBOSCOPE,I R THERMOMETER,POLARIMETER,ABBE REFACTOMER,I R MOISTURE BALANCE